Put-Call Ratio (Volume) (150-Day)

Put-Call Ratio (Volume): The ratio of puts traded to calls traded, for options with the relevant expiration date.

Southwest Gas Corporation (SWX) had 150-Day Put-Call Ratio (Volume) of 0.0000 for 2026-06-05.

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Figures for 2026-06-05

Volatility Metrics
Historical Volatility (Close-to-Close)	0.1913
Historical Volatility (Parkinson)	0.2010
Implied Volatility (Calls)	0.2358
Implied Volatility (Puts)	0.2277
Implied Volatility (Mean)	0.2318
Put-Call Implied Volatility Ratio	0.9657
Implied Volatility Skew	0.0444
Option Statistics
Put-Call Ratio (Volume)	0.0000
Put-Call Ratio (Open Interest)	0.3379